Home / 20,004.56-30,008.40-5,963.51

Finding the Fourth Proportional to 20,004.56, 30,008.40 and 5,963.51

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Solution

The fourth proportional to 20,004.56, 30,008.40 and 5,963.51 is: 8,945.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,004.56 : 30,008.40 = 5,963.51 : x
  2. Step 2: Convert to fraction form
    20,004.56/30,008.40 = 5,963.51/x
  3. Step 3: Cross multiply
    20,004.56x = 30,008.40 × 5,963.51
  4. Step 4: Simplify right side
    20,004.56x = 178,955,446.14
  5. Step 5: Solve for x
    x = 178,955,446.14/20,004.56
  6. Step 6: Final answer
    x = 8,945.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.